5 years warranty thermopro warrants this product to be free of defects in parts, materials and workmanship for a period of 365 days, from date of purchase. Should any repairs or servicing under this warranty be required, contact customer service by phone or email for instructions on how to pack and ship the product to thermopro. Customer service telephone: 1-877-515-7797 (us&ca only) email: service@buythermopro. Com hours: weekdays 9:00 am- 5:00 pm est.